651941082 has 64 divisors (see below), whose sum is σ = 1598325120. Its totient is φ = 195696000.

The previous prime is 651941077. The next prime is 651941111. The reversal of 651941082 is 280149156.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17457 + ... + 40107.

It is an arithmetic number, because the mean of its divisors is an integer number (24973830).

Almost surely, 2^651941082 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 651941082, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (799162560).

651941082 is an abundant number, since it is smaller than the sum of its proper divisors (946384038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

651941082 is a wasteful number, since it uses less digits than its factorization.

651941082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22716 (or 22710 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 651941082 is about 25533.1369400628. The cubic root of 651941082 is about 867.1005259332.

The spelling of 651941082 in words is "six hundred fifty-one million, nine hundred forty-one thousand, eighty-two".